3 Jokes my friend made up.
1. 5 মাছ in a tank, 3 drown, how many are left?
2. 15 birds in a tree, the hunter shoots 5, how many are still on the tree?
3. 4 মার্জার in a boat, 1 jumps off, the others follow, why did they follow?
[You may answer but, I warn you, there is a corny answer and আপনি will laugh.]